Bulletin 51H9

Release Date
Technical Service Bulletin
06/22/2023
51H9 UPDATE
Sealing Underbody – (NVLW)
Applicable Vehicles
Country
Beginning Model Year
Ending Model Year
Vehicle
Vehicle Count
USA
USA
USA
USA
USA
CAN
CAN
CAN
2022
2022
2022
2022
2022
2022
2022
2022
2022
2022
2022
2022
2022
2022
2022
2022
Q7
Q8
RSQ8
SQ7
SQ8
Q7
Q8
SQ7
93
59
4
1
10
5
8
1
Revision History
Revision
Date
Purpose
1
June 22, 2023
Original publication
Condition/Technical Background
This Update has been proactively released to prevent the following condition(s) from occurring in the vehicle:
Criteria
Technical Background
ALL
The paint drain hole on the front left of the underbody was not sealed due to a change in components. As
a result, water may enter the vehicle interior at the front left through this paint drain hole.
Remedy
Criteria
Remedy
ALL
The underbody must be sealed on the affected vehicles and a check must be performed to determine
whether water has entered the vehicle/underbody.
This Update is in effect until removed.
Vehicle must meet all of the following criteria:
• Service campaign active until: 06/01/2027
• Billing possible until: 06/30/2027
• Procedure is valid only for vehicles that show the 51H9 code in the Elsa Campaign/Action Information screen
on the day of repair.
• Procedure must be performed within the allotted time frame stated in this Technical Service Bulletin.
• Procedure must be performed on applicable vehicles in dealer inventory prior to sale.
The repair information in this document is intended for use only by skilled technicians who have the proper tools, equipment and training to correctly and safely maintain your vehicle. These procedures are
not intended to be attempted by “do-it-yourselfers,” and you should not assume this document applies to your vehicle, or that your vehicle has the condition described. To determine whether this information
applies, contact an authorized Audi dealer. 2023 Audi of America, Inc. All Rights Reserved.
June 2023
51H9 Page 1 of 11
Release Date
06/22/2023
Technical Service Bulletin
51H9 UPDATE
Sealing Underbody – (NVLW)
Service
NOTE:
•
Elsa is the only valid inquiry/verification source. Check Elsa on the day this vehicle UPDATE will be
performed to verify vehicle eligibility for the UPDATE. Status must show “open”. Attach an Elsa printout
showing the “open” status to the repair order.
•
If this UPDATE appears to have already been performed but the code still shows open in Elsa, contact
Warranty before proceeding further. Another dealer may have recently performed this UPDATE but not
yet entered a claim for it in the system.
•
Elsa may also show additional open action(s); if so, inform your customer - this work can be done while
the vehicle is in for this UPDATE.
•
Contact the Warranty Helpline (U.S.) or the Warranty Campaign Specialist (Canada) if you have any
questions.
•
Enter the VIN in Elsa and proceed to the
“Campaign/Action” screen.
TIP
On the date of repair, print this screen and keep a
copy with the repair order.
•
Confirm the Campaign/Action is open . If the status is closed, no further work is
required.
•
Note the Applicable Criteria ID  for
use in determining the correct work to be done
and corresponding parts associated.
CRITICAL REPAIR STEP
STOP!
If multiple software update Campaign/Actions are
open, they must be performed in order of the Start
date . The oldest should be performed
first.
•
All Safety Recalls must be completed prior
to completing this campaign.
The repair information in this document is intended for use only by skilled technicians who have the proper tools, equipment and training to correctly and safely maintain your vehicle. These procedures are
not intended to be attempted by “do-it-yourselfers,” and you should not assume this document applies to your vehicle, or that your vehicle has the condition described. To determine whether this information
applies, contact an authorized Audi dealer. 2023 Audi of America, Inc. All Rights Reserved.
June 2023
51H9 Page 2 of 11
Release Date
06/22/2023
Technical Service Bulletin
51H9 UPDATE
Sealing Underbody – (NVLW)
Checking underbody for water ingress:
•
Remove left underbody trim panel:
o
See ELSA Repair Manual: Repair
manual > Body > Body Exterior > 66
Exterior Equipment > Underbody Trim
Panel > Underbody Trim Panel,
Removing and Installing, Front
•
Remove plugs on underbody (left-side) using
a suitable tool, such as a scraper.
•
If no water escapes, visually inspect and feel
the holes to determine whether there is water
or moisture inside them.
•
If you do not identify moisture in the
underbody/side member, only step 1 must be
performed.
•
If you identify moisture in the underbody,
continue with step 2.
The repair information in this document is intended for use only by skilled technicians who have the proper tools, equipment and training to correctly and safely maintain your vehicle. These procedures are
not intended to be attempted by “do-it-yourselfers,” and you should not assume this document applies to your vehicle, or that your vehicle has the condition described. To determine whether this information
applies, contact an authorized Audi dealer. 2023 Audi of America, Inc. All Rights Reserved.
June 2023
51H9 Page 3 of 11
Release Date
06/22/2023
Technical Service Bulletin
51H9 UPDATE
Sealing Underbody – (NVLW)
Repair step 1 – Sealing Underbody:
•
Clean paint drain hole with cleaning solution
and cover it with PVC film 443-817-429.
•
Apply adhesive sealant D -511-500-A2 OR
D -476-KD2-M2 to PVC film and spread it out.
The repair information in this document is intended for use only by skilled technicians who have the proper tools, equipment and training to correctly and safely maintain your vehicle. These procedures are
not intended to be attempted by “do-it-yourselfers,” and you should not assume this document applies to your vehicle, or that your vehicle has the condition described. To determine whether this information
applies, contact an authorized Audi dealer. 2023 Audi of America, Inc. All Rights Reserved.
June 2023
51H9 Page 4 of 11
Release Date
06/22/2023
Technical Service Bulletin
51H9 UPDATE
Sealing Underbody – (NVLW)
•
Clean drain hole with cleaning solution and
reinsert plug that was removed previously.
•
Clean drain holes with cleaning solution.
•
Reinsert all plugs with adhesive sealant
(D -511-500-A2 OR D -476-KD2-M2) and
spread out excess material.
•
Reinstall underbody trim panel in the reverse
order of removal.
The repair information in this document is intended for use only by skilled technicians who have the proper tools, equipment and training to correctly and safely maintain your vehicle. These procedures are
not intended to be attempted by “do-it-yourselfers,” and you should not assume this document applies to your vehicle, or that your vehicle has the condition described. To determine whether this information
applies, contact an authorized Audi dealer. 2023 Audi of America, Inc. All Rights Reserved.
June 2023
51H9 Page 5 of 11
Release Date
06/22/2023
Technical Service Bulletin
51H9 UPDATE
Sealing Underbody – (NVLW)
Repair step 2 – Applying wax to underbody and
checking interior for moisture:
•
Remove front left plug.
•
Apply wax into underbody in direction of
 as shown.
The repair information in this document is intended for use only by skilled technicians who have the proper tools, equipment and training to correctly and safely maintain your vehicle. These procedures are
not intended to be attempted by “do-it-yourselfers,” and you should not assume this document applies to your vehicle, or that your vehicle has the condition described. To determine whether this information
applies, contact an authorized Audi dealer. 2023 Audi of America, Inc. All Rights Reserved.
June 2023
51H9 Page 6 of 11
Release Date
06/22/2023
Technical Service Bulletin
51H9 UPDATE
Sealing Underbody – (NVLW)
•
Apply wax into underbody in direction of
 as shown.
•
Loosen sill trim as shown and pull out moisture
indicator.
The repair information in this document is intended for use only by skilled technicians who have the proper tools, equipment and training to correctly and safely maintain your vehicle. These procedures are
not intended to be attempted by “do-it-yourselfers,” and you should not assume this document applies to your vehicle, or that your vehicle has the condition described. To determine whether this information
applies, contact an authorized Audi dealer. 2023 Audi of America, Inc. All Rights Reserved.
June 2023
51H9 Page 7 of 11
Release Date
06/22/2023
Technical Service Bulletin
51H9 UPDATE
Sealing Underbody – (NVLW)
•
Use am ohmmeter to perform a continuity test.
•
Place the probes to the front and rear of the
sensor pad.
•
If there is no continuity (display reads O.L., for
example):
•
o
The vehicle interior is dry.
o
Complete Step 1.
If there is continuity (display reads 120 kOhm,
for example):
o
Create a TAC WEB ticket.
o
Upload a photo of the ohmmeter
measurement.
o
If possible, upload a photo which
shows moisture in the interior (if
present).
o
The TAC case will be evaluated and
further direction will be provided.
The repair information in this document is intended for use only by skilled technicians who have the proper tools, equipment and training to correctly and safely maintain your vehicle. These procedures are
not intended to be attempted by “do-it-yourselfers,” and you should not assume this document applies to your vehicle, or that your vehicle has the condition described. To determine whether this information
applies, contact an authorized Audi dealer. 2023 Audi of America, Inc. All Rights Reserved.
June 2023
51H9 Page 8 of 11
Release Date
Technical Service Bulletin
06/22/2023
51H9 UPDATE
Sealing Underbody – (NVLW)
Warranty
Claim Entry Instructions
After Update has been completed, enter claim as soon as possible to help prevent work from being duplicated
elsewhere. Attach the Elsa screen print showing action open on the day of repair to the repair order.
If customer refused campaign work or vehicle is out of the specified warranty parameter for this Update:

U.S. dealers: Submit the request through Audi Warranty Online under the Campaigns/Update option.

Canada dealers: Upload the repair order to Audi WIN/Operations/Campaign Closure.
Service Number
51H9
Damage Code
0099
Parts Vendor Code
Claim Type
002
Sold vehicle: 7 10
Unsold vehicle: 7 90
Causal Indicator
Vehicle Wash/Loaner
Criteria I.D.
Mark SEAL PIECE* as causal part
Do not claim wash/loaner under this action
01 and 4M
LABOR
Labor Op
Time Units
Description
5193 19 00
SEE ELSA
Center cover plate remove+reinstall
5173 51 99
30
Seal underbody with PVC film
5173 52 99
30
Apply wax to underbody (if necessary)
6805 11 99
10
Release pillar trim (front left) and
perform measurement (if necessary)
7068 11 99
10
Release pillar trim (rear left) and
perform measurement (if necessary)
PARTS
Quantity
Part Number
Description
1.00
443817429
SEAL PIECE (PVC Film)*
1.00
D 511500A2
or
D 476KD2M2
ADHESIVE/SEALING PASTE
1.00
D 321M15M1
WAX
(if necessary)
The repair information in this document is intended for use only by skilled technicians who have the proper tools, equipment and training to correctly and safely maintain your vehicle. These procedures are
not intended to be attempted by “do-it-yourselfers,” and you should not assume this document applies to your vehicle, or that your vehicle has the condition described. To determine whether this information
applies, contact an authorized Audi dealer. 2023 Audi of America, Inc. All Rights Reserved.
June 2023
51H9 Page 9 of 11
Release Date
06/22/2023
Technical Service Bulletin
51H9 UPDATE
Sealing Underbody – (NVLW)
Additional Actions Some of the affected vehicles may be involved in additional Actions. Please check your
Elsa Campaign/Action Information screen so that any additional required work can be
done simultaneously.
Verifying Vehicle
Eligibility
To verify vehicle eligibility for this Update, always check the Elsa Campaign/Action
Information screen. The Elsa system is the only binding inquiry and verification system;
other systems are not valid and may result in non-payment of a claim.
Help for Claim
Entry
For questions regarding claim entry, contact Audi Warranty.
Required
Customer
Notification
Inform your customer in writing by recording on the Repair Order any and all work that
was conducted on the vehicle, including any and all updates completed under this Update.
The repair information in this document is intended for use only by skilled technicians who have the proper tools, equipment and training to correctly and safely maintain your vehicle. These procedures are
not intended to be attempted by “do-it-yourselfers,” and you should not assume this document applies to your vehicle, or that your vehicle has the condition described. To determine whether this information
applies, contact an authorized Audi dealer. 2023 Audi of America, Inc. All Rights Reserved.
June 2023
51H9 Page 10 of 11
Release Date
06/22/2023
Technical Service Bulletin
51H9 UPDATE
Sealing Underbody – (NVLW)
Required Parts
Parts Control Type:
Free Order
Parts will be managed by Free Order
Initial Allocation:
NO
There will be no parts allocation. Please reference the Repair Projection Tool (below)
to view your potential VIN population.
Repair Projection Tool:
(right click to open)
Criteria
Quantity
Part Number
P.O.C. Part Description
Ordering Method
1
443-817-429
SEAL (PVC Film)
Free Order
1
D -511-500-A2
or
D -476-KD2-M2
SEALANT
(either sealant part number can be used, based Free Order
on availability)
1
D -321-M15-M1
WAX (if necessary)
ALL
Free Order
NOTE
The specified part numbers reflect the status at the start of this Update. Interim updates made in ETKA can cause
a listed part number to become unavailable. In this case, the new part number specified in ETKA should be used.
• Properly store (retain), destroy or dispose of removed parts in accordance with all state/province and local
requirements, unless otherwise indicated and/or requested through the Warranty Parts Portal (WPP) for U.S.
and the Part Destruction and Core Disposition Report for Canada.
Additional Information
All parts and service references provided in this Update are subject to change and/or removal. Always check Elsa
for the most current version of this document.
The repair information in this document is intended for use only by skilled technicians who have the proper tools, equipment and training to correctly and safely maintain your vehicle. These procedures are
not intended to be attempted by “do-it-yourselfers,” and you should not assume this document applies to your vehicle, or that your vehicle has the condition described. To determine whether this information
applies, contact an authorized Audi dealer. 2023 Audi of America, Inc. All Rights Reserved.
June 2023
51H9 Page 11 of 11